Free Reproduction In Organisms (Daily Quiz: 11) NEET Biology Questions & Answers with Detailed Explanation & Full Review

Question-1

The male gametes of rice plant have 12 chromosomes in their nucleus. The chromosome number in the female gamete, zygote and the cells of the seedling will be, respectively

(a) 24, 12, 12

(b) 12, 24, 12

(c) 12, 24, 24

(d) 24, 12, 24

Question-2

Assertion:
Zygote is the vital link that ensures continuity of species between organisms.
Reason:
Most vital events of sexual reproduction is the fusion of gametes.

(a) If both the assertion and reason are true but the reason is not a correct explanation of the assertion.

(b) If both the assertion and the reason are true and the reason is a correct explanation of the assertion.

(c) If the assertion is true but the reason is false.

(d) If both the assertion and reason are false.

Question-3

Choose the incorrect pair.

(a) Cell differentiation – Form specialised tissues and organs

(b) Cell division in embryo – Increase the number of cells

(c) Eggs covered by hard calcareous shell – Oviparous animals

(d) Zygote develops outside the body –Viviparous animals

Question-4

Hydra reproduces by

(a) Fragmentation

(b) Budding

(c) Gemmule formation

(d) Both (a) and (b)

Question-5

During regeneration, modification of an organ to other organ is known as

(a) morphogenesis

(b) morphallaxis

(c) epimorphosis

(d) accretionary growth.